package com.wf.handler;

import java.io.IOException;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import com.wf.entity.Userinfo;
import org.springframework.security.core.Authentication;
import org.springframework.security.web.authentication.SavedRequestAwareAuthenticationSuccessHandler;


/**
 * @author yuzhongbo， 可以在这里将用户登录信息存入数据库。
 */
public class LoginSuccessHandler extends
        SavedRequestAwareAuthenticationSuccessHandler {

	@Override
	public void onAuthenticationSuccess(HttpServletRequest request,
			HttpServletResponse response, Authentication authentication)
			throws IOException, ServletException {
		// 获得授权后可得到用户信息 可使用SUserService进行数据库操作
		Userinfo userinfo = (Userinfo) authentication.getPrincipal();
		// 输出登录提示信息
		System.out.println("管理员 " + userinfo.getUsername() + " 登录");
		System.out.println("IP :" + getIpAddress(request));
		super.onAuthenticationSuccess(request, response, authentication);
	}

	public String getIpAddress(HttpServletRequest request) {
		String ip = request.getHeader("x-forwarded-for");
		if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
			ip = request.getHeader("Proxy-Client-IP");
		}
		if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
			ip = request.getHeader("WL-Proxy-Client-IP");
		}
		if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
			ip = request.getHeader("HTTP_CLIENT_IP");
		}
		if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
			ip = request.getHeader("HTTP_X_FORWARDED_FOR");
		}
		if (ip == null || ip.length() == 0 || "unknown".equalsIgnoreCase(ip)) {
			ip = request.getRemoteAddr();
		}
		return ip;
	}

}